How do i evaluate 8 with a root of 2/3

In what organelle does photosynthesis take place?

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?